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Question 
When do you prefer to use composition than aggregation?
 Question Submitted By :: Siva
I also faced this Question!!     Rank Answer Posted By  
 
  Re: When do you prefer to use composition than aggregation?
Answer
# 1		 
Composition is a stronger form of aggregation. If you are
sure that the life of the part is managed entirely by the
whole then you can go for composition. Without whole, the
part can't exist also.
 
Is This Answer Correct ?    5 Yes 0 No
Naveen Sisupalan
 

 
 
 
Other OOAD Interview Questions
 
  Question Asked @ Answers
 
Can you think of some nice examples where *multiple* actors are associated with a use case ? Protech1
Difference between Composition and Aggregation Protech2
Difference: 'uses', 'extends', 'includes' Protech4
Who is an Actor?  3
In winform my controls [taskbar and progressbar] become inactive when heavy processing is going in background, how to avoid this via multithreading Hexaware1
What do you mean by Realization? Protech1
What is inheritance? Protech3
How to resolve many to many relationship? Protech3
What do you meant by "SBI" of an object?  2
Is class an Object? Is object a class? Protech3
What are the four phases of the Unified Process ? Protech3
what is meant by "method-wars"?  2
Is class an Object? Is object a class?  10
How to use CRC Cards for Class Design? Protech2
what are the main underlying concepts of object orientation?  2
Where shall I go for Package Diagram? Protech1
Differentiate between Aggregation and containment?  1
Difference: Object Oriented Analysis (OOA) and Object Oriented Design (OOD)?  1
How do you represent static members and abstract classes in Class Diagram? Protech1
USECASE is an implementation independent notation. How will the designer give the implementation details of a particular USECASE to the programmer?  2
 
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